Spears Munsil

Stacey Spears and Don Munsil are inventors or co-inventors of multiple patents in video and image processing. They set a new standard for evaluation of DVD players with the DVD Player Benchmark and Progressive Scan Shootout at Secrets of Home Theater and High Fidelity. They were the first to publicly document and explain the well-known chroma upsampling error in MPEG-2, H.264 and VC-1 decoders. They have done video encoding and compression for multiple HD DVD and Blu-ray discs and have consulted for and produced test patterns and evaluation material for a variety of video and consumer electronics companies.